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drm: print the current->comm alongside the pid

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The question of "what process is this pid" keeps on popping up, so lets
print the process name alongside the pid.

Cc: Mauro Rossi <issor.oruam@gmail.com>
Cc: Bob Beckett <bob.beckett@collabora.com>
Cc: Pekka Paalanen <pekka.paalanen@collabora.co.uk>
Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20200518083315.129948-1-emil.l.velikov@gmail.com
This commit is contained in:
Emil Velikov
2020-05-18 09:33:15 +01:00
committed by Emil Velikov
parent ab15d56e27
commit 5a2ba99222
3 changed files with 12 additions and 10 deletions
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11
drivers/gpu/drm/drm_ioctl.c
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@@ -852,8 +852,8 @@ long drm_ioctl(struct file *filp,
out_size = 0;
ksize = max(max(in_size, out_size), drv_size);
DRM_DEBUG("pid=%d, dev=0x%lx, auth=%d, %s\n",
task_pid_nr(current),
DRM_DEBUG("comm=\"%s\" pid=%d, dev=0x%lx, auth=%d, %s\n",
current->comm, task_pid_nr(current),
(long)old_encode_dev(file_priv->minor->kdev->devt),
file_priv->authenticated, ioctl->name);
@@ -890,15 +890,16 @@ long drm_ioctl(struct file *filp,
err_i1:
if (!ioctl)
DRM_DEBUG("invalid ioctl: pid=%d, dev=0x%lx, auth=%d, cmd=0x%02x, nr=0x%02x\n",
task_pid_nr(current),
DRM_DEBUG("invalid ioctl: comm=\"%s\", pid=%d, dev=0x%lx, auth=%d, cmd=0x%02x, nr=0x%02x\n",
current->comm, task_pid_nr(current),
(long)old_encode_dev(file_priv->minor->kdev->devt),
file_priv->authenticated, cmd, nr);
if (kdata != stack_kdata)
kfree(kdata);
if (retcode)
DRM_DEBUG("pid=%d, ret = %d\n", task_pid_nr(current), retcode);
DRM_DEBUG("comm=\"%s\", pid=%d, ret=%d\n", current->comm,
task_pid_nr(current), retcode);
return retcode;
}
EXPORT_SYMBOL(drm_ioctl);